Does anyone know which answer is correct?

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

It says factor each expression 49x-28?